Home / 10,753,079.40-16,129,619.10-8,065,693.80

Finding the Fourth Proportional to 10,753,079.40, 16,129,619.10 and 8,065,693.80

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Solution

The fourth proportional to 10,753,079.40, 16,129,619.10 and 8,065,693.80 is: 12,098,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,079.40 : 16,129,619.10 = 8,065,693.80 : x
  2. Step 2: Convert to fraction form
    10,753,079.40/16,129,619.10 = 8,065,693.80/x
  3. Step 3: Cross multiply
    10,753,079.40x = 16,129,619.10 × 8,065,693.80
  4. Step 4: Simplify right side
    10,753,079.40x = 130,096,568,771,231.58
  5. Step 5: Solve for x
    x = 130,096,568,771,231.58/10,753,079.40
  6. Step 6: Final answer
    x = 12,098,540.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.